Home / 6,809.52-10,192.40-3,518.12

Finding the Fourth Proportional to 6,809.52, 10,192.40 and 3,518.12

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Solution

The fourth proportional to 6,809.52, 10,192.40 and 3,518.12 is: 5,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809.52 : 10,192.40 = 3,518.12 : x
  2. Step 2: Convert to fraction form
    6,809.52/10,192.40 = 3,518.12/x
  3. Step 3: Cross multiply
    6,809.52x = 10,192.40 × 3,518.12
  4. Step 4: Simplify right side
    6,809.52x = 35,858,086.29
  5. Step 5: Solve for x
    x = 35,858,086.29/6,809.52
  6. Step 6: Final answer
    x = 5,265.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.